20559779072

素因数分解:

$2^8\times 7^2\times {\mathrm{79}}^1\times {\mathrm{20747}}^1$

素因数の和:20856

約数の個数: 108

約数和(自身を含む): 48346159680

約数和(自身を除く): 27786380608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 79, 98, 112, 128, 158, 196, 224, 256, 316, 392, 448, 553, 632, 784, 896, 1106, 1264, 1568, 1792, 2212, 2528, 3136, 3871, 4424, 5056, 6272, 7742, 8848, 10112, 12544, 15484, 17696, 20224, 20747, 30968, 35392, 41494, 61936, 70784, 82988, 123872, 141568, 145229, 165976, 247744, 290458, 331952, 495488, 580916, 663904, 990976, 1016603, 1161832, 1327808, 1639013, 2033206, 2323664, 2655616, 3278026, 4066412, 4647328, 5311232, 6556052, 8132824, 9294656, 11473091, 13112104, 16265648, 18589312, 22946182, 26224208, 32531296, 37178624, 45892364, 52448416, 65062592, 80311637, 91784728, 104896832, 130125184, 160623274, 183569456, 209793664, 260250368, 321246548, 367138912, 419587328, 642493096, 734277824, 1284986192, 1468555648, 2569972384, 2937111296, 5139944768, 10279889536, 20559779072]

約数ペア:

[(1, 20559779072), (2, 10279889536), (4, 5139944768), (7, 2937111296), (8, 2569972384), (14, 1468555648), (16, 1284986192), (28, 734277824), (32, 642493096), (49, 419587328), (56, 367138912), (64, 321246548), (79, 260250368), (98, 209793664), (112, 183569456), (128, 160623274), (158, 130125184), (196, 104896832), (224, 91784728), (256, 80311637), (316, 65062592), (392, 52448416), (448, 45892364), (553, 37178624), (632, 32531296), (784, 26224208), (896, 22946182), (1106, 18589312), (1264, 16265648), (1568, 13112104), (1792, 11473091), (2212, 9294656), (2528, 8132824), (3136, 6556052), (3871, 5311232), (4424, 4647328), (5056, 4066412), (6272, 3278026), (7742, 2655616), (8848, 2323664), (10112, 2033206), (12544, 1639013), (15484, 1327808), (17696, 1161832), (20224, 1016603), (20747, 990976), (30968, 663904), (35392, 580916), (41494, 495488), (61936, 331952), (70784, 290458), (82988, 247744), (123872, 165976), (141568, 145229)]